ISRC GBAYC9403254
Verified recording
GBAYC9403254 is “Haydn: String Quartet in B-Flat Major, Op. 76 No. 4, Hob. III:78 "Sunrise": I. Allegro con spirito (Excerpt)” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x5b52ea6f40304a1d6901f20c6e91e0a1e472d5dca9fc58e85a1763821d5fb0c5 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9403254.
Recording identifiers
- ISRC
- GBAYC9403254
- Title
- Haydn: String Quartet in B-Flat Major, Op. 76 No. 4, Hob. III:78 "Sunrise": I. Allegro con spirito (Excerpt)
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x5b52ea6f40304a1d6901f20c6e91e0a1e472d5dca9fc58e85a1763821d5fb0c5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:5468bbaccda6406eaf40d40aa12731dcab9517fee719545699de60da9018aa66- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9403254
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Haydn: String Quartet in B-Flat Major, Op. 76 No. 4, Hob. III:78 "Sunrise": I. Allegro con spirito (Excerpt) · Machine-readable JSON-LD